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@@ -234,11 +234,11 @@ void main() |
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usb_init( &dfu_device ); |
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#if defined(_mk20dx256vlh7_) // Kiibohd-dfu |
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// PTA13 - USB Swap |
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// PTA4 - USB Swap |
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// Start, disabled |
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GPIOA_PDDR |= (1<<13); |
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PORTA_PCR13 = PORT_PCR_SRE | PORT_PCR_DSE | PORT_PCR_MUX(1); |
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GPIOA_PCOR |= (1<<13); |
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GPIOA_PDDR |= (1<<4); |
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PORTA_PCR4 = PORT_PCR_SRE | PORT_PCR_DSE | PORT_PCR_MUX(1); |
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GPIOA_PCOR |= (1<<4); |
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#define USBPortSwapDelay_ms 1000 |
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#define USBPortSwapIncrement_ms 100 |
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@@ -253,7 +253,7 @@ void main() |
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// Only check for swapping after delay |
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uint32_t wait_ms = systick_millis_count - last_ms; |
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if ( wait_ms < USBPortSwapDelay_ms + attempt * USBPortSwapIncrement_ms ) |
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if ( wait_ms < USBPortSwapDelay_ms + attempt / 2 * USBPortSwapIncrement_ms ) |
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{ |
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continue; |
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} |
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@@ -264,7 +264,7 @@ void main() |
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if ( usb.state != USBD_STATE_ADDRESS ) |
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{ |
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print("USB not initializing, port swapping (if supported)"); |
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GPIOA_PTOR |= (1<<13); |
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GPIOA_PTOR |= (1<<4); |
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attempt++; |
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} |
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} |